Anatomy

Charlotte, a round stingray, was determined to be pregnant, despite not having a male ray companion for at least eight years.

A Female Stingray That Hasn't Had a Mate in Eight Years Is Mysteriously Pregnant. Is a Shark the Father?

Though the round stingray, named Charlotte, shares her aquarium tank with two male sharks, experts say it is impossible for a shark to impregnate a ray

Fabrizio Fidati, a 57-year-old amputee, uses the MiniTouch device with his prosthetic to accurately sort cubes of different temperatures.

In a First, a Prosthetic Limb Can Sense Temperature Like a Living Hand

The advance may help users feel a greater sense of human connection through touch

Temperature varies from person to person and it differs throughout the day.

What's Really the Average Human Body Temperature?

Long thought to be 98.6 degrees Fahrenheit, the measurement is highly personal and varies depending on time of day, among other factors, new research finds

Wispy gold interneurons and astrocyte cells surround large cortical neurons in this painting of the brain’s inner circuitry.

See Seven Stunning Gold Paintings Inspired by the Brain

Artist Greg Dunn creates breathtaking renderings of neurons and their surrounding anatomy

A plate from the Birth Atlas, the Maternity Center Association's manual depicting the entire Birth
Series using photography and line plate drawing

At the 1939 World’s Fair, Robert Latou Dickinson Demystified Pregnancy for a Curious Public

The gynecologist and sculptor’s “Birth Series” broke barriers, but how do his views on abortion, race and women’s health square with what we know today?

An animated rendering of one of Leonardo's designs for a flying machine

Explore Animated Models, Digitized Sketches and More in Leonardo da Vinci's Largest-Ever Online Retrospective

The new Google Arts & Culture hub features high-resolution scans, 3D renderings and artificial intelligence experiments

Researchers think that this pendant could be the oldest known depiction of a penis—and early evidence of humans' ability to think symbolically.

Is This the Earliest Known Phallic Art?

Researchers think the 42,000-year-old artifact was carved from graphite to resemble a penis

The Hunterian is one of few places in the United Kingdom where the public can see specimens prepared specifically to show human anatomy.

See Tables Crafted From Human Tissue, a Toad With Eggs on Its Back and More at This London Museum

The newly reopened Hunterian Museum acknowledges the ethical quandaries posed by its collection of anatomical specimens

A male (silver) and female (brown) common European adder meet prior to mating. Scientists are just beginning to understand female sexual anatomy in snakes.

Why Did Scientists Wait So Long to Study the Snake Clitoris?

The delay is representative of a major problem in biology: Female and intersex animals are understudied compared with their male counterparts

An illustration of Charles Byrne, whose bones were displayed at the Hunterian Museum in London for some 200 years

Why a London Museum Is Removing the Skeleton of an 'Irish Giant' From View

Charles Byrne asked for his body to be buried at sea. Instead, an anatomist bought his bones and displayed them to the public

Researchers found a two-part organ called the hemiclitoris after dissecting a death adder snake.

Scientists Discover That Snakes Have Clitorises

The finding highlights disparities in research on male and female animals

This year’s picks include Fresh Banana Leaves, Origin and Starry Messenger.

The Ten Best Science Books of 2022

From a detective story on the origins of Covid-19 to a narrative that imagines a fateful day for dinosaurs, these works affected us the most this year

Upon examination, veterinarians realized Hope, now named Beans, had no internal or external sex organs.

Meet the Rare Gender-Neutral Kitten With No Sex Organs

The formerly homeless cat has now been adopted in the U.K.

African savanna elephants have about 63,000 neurons in the part of their brain that controls facial movement. Humans only have about 8,000 to 9,000.

What an Elephant’s Brain Reveals About Its Trunk

Elephants have tens of thousands of facial neurons, more than any other land mammal

A yoga instructor practices a breathing exercise.

How Does Breathing Affect Your Brain?

Neuroscientist are piecing together how the rhythm of respiration influences everything from cognition to emotion

An artist's renditon of the "alien goldfish." Scientists identified a toothy structure in the animal's gut, suggesting it was some kind of mollusk.

Mysterious ‘Alien Goldfish’ May Have Been a Mollusk

The bizarre creature’s anatomy had stumped scientists for decades

A sculpture by artist Arlene Love and a tray of bottled scents in Joel Mainland’s office at the Monell Chemical Senses Center in Philadelphia.

Sniffing Out the Science of Smelling

From the lab to the art gallery, the latest efforts to understand the fragrant, musky, stinky and utterly baffling world of your nose

Lovebirds only have two legs, but they use their beaks as a propulsive third limb when climbing.

Lovebirds Use Their Beaks as a Third Limb While Climbing

Researchers find that their chops are as powerful as a rock climber's arms

Biologists of the past often explained the vast spectrum of animal genitalia with "lock-and-key": the hypothesis that vaginas and penises had primarily evolved to fit into each other mechanically. Today, there is a growing appreciation for the myriad of forces acting on genitals.

Why Have Female Animals Evolved Such Wild Genitals?

From ducks to dolphins, females have developed sex organs that help them deter undesirable suitors and derive pleasure from non-reproductive behavior

Bones communicate in varying ways with other parts of the body.

How Bones Communicate With the Rest of the Body

A new vision of the skeleton as a dynamic organ that sends and receives messages suggests potential therapies for osteoporosis and other problems

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